CS Site-Specific Factor 9

Mohs Layers

Notes

**Note 1**: Code the number of Mohs micrographic surgical layers required to clear the tumor, as stated on the operative report. **Note 2**: Use codes 991, 992, and 997 only if the specific number of Mohs layers is not documented.

Default

988

NAACCR Item

NAACCR #2863
Code Description
001-010 1-10 Mohs micrographic surgical layers required to clear tumor
(Exact number of Mohs micrographic surgical layers required to clear tumor)
011 11 or more Mohs micrographic surgical layers required to clear tumor
988 Not applicable: Information not collected for this case
(If this information is required by your standard setter, use of code 988 may result in an edit error.)
991 Less than 3 Mohs micrographic surgical layers required to clear tumor
992 Greater than 3 Mohs micrographic surgical layers required to clear tumor
997 Mohs surgery performed, unknown number of micrographic surgical layers required to clear tumor
998 Mohs surgery not performed
999 Unknown or no information
Not documented in patient record